Mary Louise Spinharney, PA-C
Physician Assistant · San Diego, CA
Mary Louise Spinharney, PA-C is a physician assistant with a practice address in San Diego, California, and NPI 1265993687, issued on Mar 28, 2019. Check the license (California PA56853, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Louise Spinharney
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA56853 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3020 Childrens Way, San Diego, CA 92123
- Phone
- (858) 966-8030
- Enumerated
- Mar 28, 2019
- Record last updated
- Sep 26, 2023
- Medicare enrollment
- Enrolled (PECOS I20210304000910); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 3020 Childrens Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jason Adams, MD, PHDStudent in an Organized Health Care Education/Training Program1497507719
- Anneliese AdkinsOccupational Therapist1992904098
- Roxana Aghili, DOPediatrics Physician1851927883
- Natalie Aitchison, MDPsychiatry Physician1588876825
Verify Mary Louise Spinharney in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA56853Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average physician assistant in 2024
109 Medicare Part D claims for 52 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 25 claims were for opioids.
Most prescribed
- Oxycodone Hcl13 claims
- Gabapentin11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 85.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Southern California Permanente Medical GroupSan Marcos, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Louise Spinharney among 14,451 physician assistant records in California
Mary Louise Spinharney, PA-C is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 56% of them.
- NPI issued2019 · 56% of these records are older, 38% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2019 · median 2018 among the 7,214 with a school on file
- Record last updated2023 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
747 physician assistant records list a practice address in San Diego
They are 747 of the 52,937 NPPES records with a practice address in San Diego, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in San Diego → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Amanda Asaro, P.A-CSan Diego, CA 921231306961313
- Billie Jo Brockington, PA-CSan Diego, CA 921231023126588
- Anne Denslow, P.A.San Diego, CA 921231780732495
- Allison Dickinson, PA-CSan Diego, CA 921231972655389
- Chinh Fleming, P.A.San Diego, CA 921231932214319
- Steven Gottesfeld, P.A.San Diego, CA 921231427068972
- Denise Lago, P.A.San Diego, CA 921231871641589
- Hortensia Lara, MDSan Diego, CA 921231649329293
Common questions
What is Mary Louise Spinharney, PA-C's NPI number?
Mary Louise Spinharney, PA-C's National Provider Identifier (NPI) is 1265993687, issued on Mar 28, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Mary Louise Spinharney, PA-C located?
The NPPES record lists a practice address at 3020 Childrens Way, San Diego, CA, 92123. Phone: (858) 966-8030. Providers update this record themselves, so call before visiting.
How can I verify Mary Louise Spinharney, PA-C's license?
NPPES lists California license number PA56853, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Louise Spinharney, PA-C prescribe under Medicare Part D?
In 2024, Mary Louise Spinharney, PA-C had 109 Medicare Part D claims for 52 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Mary Louise Spinharney, PA-C's MIPS final score?
The 2023 MIPS final score is 85.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.